1918949880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{15391}}^1$

素因数の和:16444

約数の個数: 64

約数和(自身を含む): 5762764800

約数和(自身を除く): 3843814920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1039, 2078, 3117, 4156, 5195, 6234, 8312, 10390, 12468, 15391, 15585, 20780, 24936, 30782, 31170, 41560, 46173, 61564, 62340, 76955, 92346, 123128, 124680, 153910, 184692, 230865, 307820, 369384, 461730, 615640, 923460, 1846920, 15991249, 31982498, 47973747, 63964996, 79956245, 95947494, 127929992, 159912490, 191894988, 239868735, 319824980, 383789976, 479737470, 639649960, 959474940, 1918949880]

約数ペア:

[(1, 1918949880), (2, 959474940), (3, 639649960), (4, 479737470), (5, 383789976), (6, 319824980), (8, 239868735), (10, 191894988), (12, 159912490), (15, 127929992), (20, 95947494), (24, 79956245), (30, 63964996), (40, 47973747), (60, 31982498), (120, 15991249), (1039, 1846920), (2078, 923460), (3117, 615640), (4156, 461730), (5195, 369384), (6234, 307820), (8312, 230865), (10390, 184692), (12468, 153910), (15391, 124680), (15585, 123128), (20780, 92346), (24936, 76955), (30782, 62340), (31170, 61564), (41560, 46173)]