29121380

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 63249984

約数和(自身を除く): 34128604

約数列:

[1, 2, 4, 5, 10, 20, 53, 83, 106, 166, 212, 265, 331, 332, 415, 530, 662, 830, 1060, 1324, 1655, 1660, 3310, 4399, 6620, 8798, 17543, 17596, 21995, 27473, 35086, 43990, 54946, 70172, 87715, 87980, 109892, 137365, 175430, 274730, 350860, 549460, 1456069, 2912138, 5824276, 7280345, 14560690, 29121380]

約数ペア:

[(1, 29121380), (2, 14560690), (4, 7280345), (5, 5824276), (10, 2912138), (20, 1456069), (53, 549460), (83, 350860), (106, 274730), (166, 175430), (212, 137365), (265, 109892), (331, 87980), (332, 87715), (415, 70172), (530, 54946), (662, 43990), (830, 35086), (1060, 27473), (1324, 21995), (1655, 17596), (1660, 17543), (3310, 8798), (4399, 6620)]