1378972010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{839}}^1$

素因数の和:1175

約数の個数: 64

約数和(自身を含む): 2743372800

約数和(自身を除く): 1364400790

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 269, 470, 538, 611, 839, 1222, 1345, 1678, 2690, 3055, 3497, 4195, 6110, 6994, 8390, 10907, 12643, 17485, 21814, 25286, 34970, 39433, 54535, 63215, 78866, 109070, 126430, 164359, 197165, 225691, 328718, 394330, 451382, 512629, 821795, 1025258, 1128455, 1643590, 2256910, 2563145, 2933983, 5126290, 5867966, 10607477, 14669915, 21214954, 29339830, 53037385, 106074770, 137897201, 275794402, 689486005, 1378972010]

約数ペア:

[(1, 1378972010), (2, 689486005), (5, 275794402), (10, 137897201), (13, 106074770), (26, 53037385), (47, 29339830), (65, 21214954), (94, 14669915), (130, 10607477), (235, 5867966), (269, 5126290), (470, 2933983), (538, 2563145), (611, 2256910), (839, 1643590), (1222, 1128455), (1345, 1025258), (1678, 821795), (2690, 512629), (3055, 451382), (3497, 394330), (4195, 328718), (6110, 225691), (6994, 197165), (8390, 164359), (10907, 126430), (12643, 109070), (17485, 78866), (21814, 63215), (25286, 54535), (34970, 39433)]