20444130

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 64627200

約数和(自身を除く): 44183070

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 29, 30, 35, 42, 45, 54, 58, 63, 70, 87, 90, 105, 126, 135, 145, 174, 189, 203, 210, 261, 270, 290, 315, 373, 378, 406, 435, 522, 609, 630, 746, 783, 870, 945, 1015, 1119, 1218, 1305, 1566, 1827, 1865, 1890, 2030, 2238, 2610, 2611, 3045, 3357, 3654, 3730, 3915, 5222, 5481, 5595, 6090, 6714, 7830, 7833, 9135, 10071, 10817, 10962, 11190, 13055, 15666, 16785, 18270, 20142, 21634, 23499, 26110, 27405, 32451, 33570, 39165, 46998, 50355, 54085, 54810, 64902, 70497, 75719, 78330, 97353, 100710, 108170, 117495, 140994, 151438, 162255, 194706, 227157, 234990, 292059, 324510, 352485, 378595, 454314, 486765, 584118, 681471, 704970, 757190, 973530, 1135785, 1362942, 1460295, 2044413, 2271570, 2920590, 3407355, 4088826, 6814710, 10222065, 20444130]

約数ペア:

[(1, 20444130), (2, 10222065), (3, 6814710), (5, 4088826), (6, 3407355), (7, 2920590), (9, 2271570), (10, 2044413), (14, 1460295), (15, 1362942), (18, 1135785), (21, 973530), (27, 757190), (29, 704970), (30, 681471), (35, 584118), (42, 486765), (45, 454314), (54, 378595), (58, 352485), (63, 324510), (70, 292059), (87, 234990), (90, 227157), (105, 194706), (126, 162255), (135, 151438), (145, 140994), (174, 117495), (189, 108170), (203, 100710), (210, 97353), (261, 78330), (270, 75719), (290, 70497), (315, 64902), (373, 54810), (378, 54085), (406, 50355), (435, 46998), (522, 39165), (609, 33570), (630, 32451), (746, 27405), (783, 26110), (870, 23499), (945, 21634), (1015, 20142), (1119, 18270), (1218, 16785), (1305, 15666), (1566, 13055), (1827, 11190), (1865, 10962), (1890, 10817), (2030, 10071), (2238, 9135), (2610, 7833), (2611, 7830), (3045, 6714), (3357, 6090), (3654, 5595), (3730, 5481), (3915, 5222)]