2019499860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{67723}}^1$

素因数の和:67813

約数の個数: 96

約数和(自身を含む): 6553516032

約数和(自身を除く): 4534016172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7455, 9940, 14910, 29820, 67723, 135446, 203169, 270892, 338615, 406338, 474061, 677230, 812676, 948122, 1015845, 1354460, 1422183, 1896244, 2031690, 2370305, 2844366, 4063380, 4740610, 4808333, 5688732, 7110915, 9481220, 9616666, 14221830, 14424999, 19233332, 24041665, 28443660, 28849998, 33658331, 48083330, 57699996, 67316662, 72124995, 96166660, 100974993, 134633324, 144249990, 168291655, 201949986, 288499980, 336583310, 403899972, 504874965, 673166620, 1009749930, 2019499860]

約数ペア:

[(1, 2019499860), (2, 1009749930), (3, 673166620), (4, 504874965), (5, 403899972), (6, 336583310), (7, 288499980), (10, 201949986), (12, 168291655), (14, 144249990), (15, 134633324), (20, 100974993), (21, 96166660), (28, 72124995), (30, 67316662), (35, 57699996), (42, 48083330), (60, 33658331), (70, 28849998), (71, 28443660), (84, 24041665), (105, 19233332), (140, 14424999), (142, 14221830), (210, 9616666), (213, 9481220), (284, 7110915), (355, 5688732), (420, 4808333), (426, 4740610), (497, 4063380), (710, 2844366), (852, 2370305), (994, 2031690), (1065, 1896244), (1420, 1422183), (1491, 1354460), (1988, 1015845), (2130, 948122), (2485, 812676), (2982, 677230), (4260, 474061), (4970, 406338), (5964, 338615), (7455, 270892), (9940, 203169), (14910, 135446), (29820, 67723)]