72214820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3221}}^1$

素因数の和:3308

約数の個数: 48

約数和(自身を含む): 162388800

約数和(自身を除く): 90173980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 3221, 4484, 5605, 6442, 11210, 12884, 16105, 22420, 32210, 61199, 64420, 122398, 190039, 244796, 305995, 380078, 611990, 760156, 950195, 1223980, 1900390, 3610741, 3800780, 7221482, 14442964, 18053705, 36107410, 72214820]

約数ペア:

[(1, 72214820), (2, 36107410), (4, 18053705), (5, 14442964), (10, 7221482), (19, 3800780), (20, 3610741), (38, 1900390), (59, 1223980), (76, 950195), (95, 760156), (118, 611990), (190, 380078), (236, 305995), (295, 244796), (380, 190039), (590, 122398), (1121, 64420), (1180, 61199), (2242, 32210), (3221, 22420), (4484, 16105), (5605, 12884), (6442, 11210)]