1947486590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:906

約数の個数: 128

約数和(自身を含む): 4411791360

約数和(自身を除く): 2464304770

約数列:

[1, 2, 5, 7, 10, 14, 23, 29, 35, 46, 53, 58, 70, 106, 115, 145, 161, 203, 230, 265, 290, 322, 371, 406, 530, 667, 742, 787, 805, 1015, 1219, 1334, 1537, 1574, 1610, 1855, 2030, 2438, 3074, 3335, 3710, 3935, 4669, 5509, 6095, 6670, 7685, 7870, 8533, 9338, 10759, 11018, 12190, 15370, 17066, 18101, 21518, 22823, 23345, 27545, 35351, 36202, 41711, 42665, 45646, 46690, 53795, 55090, 70702, 83422, 85330, 90505, 107590, 114115, 126707, 159761, 176755, 181010, 208555, 228230, 247457, 253414, 291977, 319522, 353510, 417110, 494914, 524929, 583954, 633535, 798805, 959353, 1049858, 1209619, 1237285, 1267070, 1459885, 1597610, 1918706, 2419238, 2474570, 2624645, 2919770, 3674503, 4796765, 5249290, 6048095, 6715471, 7349006, 8467333, 9593530, 12096190, 13430942, 16934666, 18372515, 27821237, 33577355, 36745030, 42336665, 55642474, 67154710, 84673330, 139106185, 194748659, 278212370, 389497318, 973743295, 1947486590]

約数ペア:

[(1, 1947486590), (2, 973743295), (5, 389497318), (7, 278212370), (10, 194748659), (14, 139106185), (23, 84673330), (29, 67154710), (35, 55642474), (46, 42336665), (53, 36745030), (58, 33577355), (70, 27821237), (106, 18372515), (115, 16934666), (145, 13430942), (161, 12096190), (203, 9593530), (230, 8467333), (265, 7349006), (290, 6715471), (322, 6048095), (371, 5249290), (406, 4796765), (530, 3674503), (667, 2919770), (742, 2624645), (787, 2474570), (805, 2419238), (1015, 1918706), (1219, 1597610), (1334, 1459885), (1537, 1267070), (1574, 1237285), (1610, 1209619), (1855, 1049858), (2030, 959353), (2438, 798805), (3074, 633535), (3335, 583954), (3710, 524929), (3935, 494914), (4669, 417110), (5509, 353510), (6095, 319522), (6670, 291977), (7685, 253414), (7870, 247457), (8533, 228230), (9338, 208555), (10759, 181010), (11018, 176755), (12190, 159761), (15370, 126707), (17066, 114115), (18101, 107590), (21518, 90505), (22823, 85330), (23345, 83422), (27545, 70702), (35351, 55090), (36202, 53795), (41711, 46690), (42665, 45646)]