20696550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:902

約数の個数: 96

約数和(自身を含む): 61281792

約数和(自身を除く): 40585242

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 25, 30, 35, 42, 46, 50, 69, 70, 75, 105, 115, 138, 150, 161, 175, 210, 230, 322, 345, 350, 483, 525, 575, 690, 805, 857, 966, 1050, 1150, 1610, 1714, 1725, 2415, 2571, 3450, 4025, 4285, 4830, 5142, 5999, 8050, 8570, 11998, 12075, 12855, 17997, 19711, 21425, 24150, 25710, 29995, 35994, 39422, 42850, 59133, 59990, 64275, 89985, 98555, 118266, 128550, 137977, 149975, 179970, 197110, 275954, 295665, 299950, 413931, 449925, 492775, 591330, 689885, 827862, 899850, 985550, 1379770, 1478325, 2069655, 2956650, 3449425, 4139310, 6898850, 10348275, 20696550]

約数ペア:

[(1, 20696550), (2, 10348275), (3, 6898850), (5, 4139310), (6, 3449425), (7, 2956650), (10, 2069655), (14, 1478325), (15, 1379770), (21, 985550), (23, 899850), (25, 827862), (30, 689885), (35, 591330), (42, 492775), (46, 449925), (50, 413931), (69, 299950), (70, 295665), (75, 275954), (105, 197110), (115, 179970), (138, 149975), (150, 137977), (161, 128550), (175, 118266), (210, 98555), (230, 89985), (322, 64275), (345, 59990), (350, 59133), (483, 42850), (525, 39422), (575, 35994), (690, 29995), (805, 25710), (857, 24150), (966, 21425), (1050, 19711), (1150, 17997), (1610, 12855), (1714, 12075), (1725, 11998), (2415, 8570), (2571, 8050), (3450, 5999), (4025, 5142), (4285, 4830)]