2019301100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{4549}}^1$

素因数の和:4779

約数の個数: 72

約数和(自身を含む): 4597101600

約数和(自身を除く): 2577800500

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 193, 230, 386, 460, 575, 772, 965, 1150, 1930, 2300, 3860, 4439, 4549, 4825, 8878, 9098, 9650, 17756, 18196, 19300, 22195, 22745, 44390, 45490, 88780, 90980, 104627, 110975, 113725, 209254, 221950, 227450, 418508, 443900, 454900, 523135, 877957, 1046270, 1755914, 2092540, 2615675, 3511828, 4389785, 5231350, 8779570, 10462700, 17559140, 20193011, 21948925, 40386022, 43897850, 80772044, 87795700, 100965055, 201930110, 403860220, 504825275, 1009650550, 2019301100]

約数ペア:

[(1, 2019301100), (2, 1009650550), (4, 504825275), (5, 403860220), (10, 201930110), (20, 100965055), (23, 87795700), (25, 80772044), (46, 43897850), (50, 40386022), (92, 21948925), (100, 20193011), (115, 17559140), (193, 10462700), (230, 8779570), (386, 5231350), (460, 4389785), (575, 3511828), (772, 2615675), (965, 2092540), (1150, 1755914), (1930, 1046270), (2300, 877957), (3860, 523135), (4439, 454900), (4549, 443900), (4825, 418508), (8878, 227450), (9098, 221950), (9650, 209254), (17756, 113725), (18196, 110975), (19300, 104627), (22195, 90980), (22745, 88780), (44390, 45490)]