2108012920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{238463}}^1$

素因数の和:238504

約数の個数: 64

約数和(自身を含む): 5408363520

約数和(自身を除く): 3300350600

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 238463, 476926, 953852, 1192315, 1907704, 2384630, 3100019, 4053871, 4769260, 6200038, 8107742, 9538520, 12400076, 15500095, 16215484, 20269355, 24800152, 31000190, 32430968, 40538710, 52700323, 62000380, 81077420, 105400646, 124000760, 162154840, 210801292, 263501615, 421602584, 527003230, 1054006460, 2108012920]

約数ペア:

[(1, 2108012920), (2, 1054006460), (4, 527003230), (5, 421602584), (8, 263501615), (10, 210801292), (13, 162154840), (17, 124000760), (20, 105400646), (26, 81077420), (34, 62000380), (40, 52700323), (52, 40538710), (65, 32430968), (68, 31000190), (85, 24800152), (104, 20269355), (130, 16215484), (136, 15500095), (170, 12400076), (221, 9538520), (260, 8107742), (340, 6200038), (442, 4769260), (520, 4053871), (680, 3100019), (884, 2384630), (1105, 1907704), (1768, 1192315), (2210, 953852), (4420, 476926), (8840, 238463)]