19312600

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1583}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 45666720

約数和(自身を除く): 26354120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 1583, 2440, 3050, 3166, 6100, 6332, 7915, 12200, 12664, 15830, 31660, 39575, 63320, 79150, 96563, 158300, 193126, 316600, 386252, 482815, 772504, 965630, 1931260, 2414075, 3862520, 4828150, 9656300, 19312600]

約数ペア:

[(1, 19312600), (2, 9656300), (4, 4828150), (5, 3862520), (8, 2414075), (10, 1931260), (20, 965630), (25, 772504), (40, 482815), (50, 386252), (61, 316600), (100, 193126), (122, 158300), (200, 96563), (244, 79150), (305, 63320), (488, 39575), (610, 31660), (1220, 15830), (1525, 12664), (1583, 12200), (2440, 7915), (3050, 6332), (3166, 6100)]