2383940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 5524848

約数和(自身を除く): 3140908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 173, 212, 260, 265, 346, 530, 689, 692, 865, 1060, 1378, 1730, 2249, 2756, 3445, 3460, 4498, 6890, 8996, 9169, 11245, 13780, 18338, 22490, 36676, 44980, 45845, 91690, 119197, 183380, 238394, 476788, 595985, 1191970, 2383940]

約数ペア:

[(1, 2383940), (2, 1191970), (4, 595985), (5, 476788), (10, 238394), (13, 183380), (20, 119197), (26, 91690), (52, 45845), (53, 44980), (65, 36676), (106, 22490), (130, 18338), (173, 13780), (212, 11245), (260, 9169), (265, 8996), (346, 6890), (530, 4498), (689, 3460), (692, 3445), (865, 2756), (1060, 2249), (1378, 1730)]