1378775456

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{619}}^1\times {\mathrm{1481}}^1$

素因数の和:2157

約数の個数: 48

約数和(自身を含む): 2778572160

約数和(自身を除く): 1399796704

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 619, 752, 1238, 1481, 1504, 2476, 2962, 4952, 5924, 9904, 11848, 19808, 23696, 29093, 47392, 58186, 69607, 116372, 139214, 232744, 278428, 465488, 556856, 916739, 930976, 1113712, 1833478, 2227424, 3666956, 7333912, 14667824, 29335648, 43086733, 86173466, 172346932, 344693864, 689387728, 1378775456]

約数ペア:

[(1, 1378775456), (2, 689387728), (4, 344693864), (8, 172346932), (16, 86173466), (32, 43086733), (47, 29335648), (94, 14667824), (188, 7333912), (376, 3666956), (619, 2227424), (752, 1833478), (1238, 1113712), (1481, 930976), (1504, 916739), (2476, 556856), (2962, 465488), (4952, 278428), (5924, 232744), (9904, 139214), (11848, 116372), (19808, 69607), (23696, 58186), (29093, 47392)]