29970220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{593}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 76041504

約数和(自身を除く): 46071284

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 593, 665, 722, 1186, 1330, 1444, 1805, 2372, 2527, 2660, 2965, 3610, 4151, 5054, 5930, 7220, 8302, 10108, 11267, 11860, 12635, 16604, 20755, 22534, 25270, 41510, 45068, 50540, 56335, 78869, 83020, 112670, 157738, 214073, 225340, 315476, 394345, 428146, 788690, 856292, 1070365, 1498511, 1577380, 2140730, 2997022, 4281460, 5994044, 7492555, 14985110, 29970220]

約数ペア:

[(1, 29970220), (2, 14985110), (4, 7492555), (5, 5994044), (7, 4281460), (10, 2997022), (14, 2140730), (19, 1577380), (20, 1498511), (28, 1070365), (35, 856292), (38, 788690), (70, 428146), (76, 394345), (95, 315476), (133, 225340), (140, 214073), (190, 157738), (266, 112670), (361, 83020), (380, 78869), (532, 56335), (593, 50540), (665, 45068), (722, 41510), (1186, 25270), (1330, 22534), (1444, 20755), (1805, 16604), (2372, 12635), (2527, 11860), (2660, 11267), (2965, 10108), (3610, 8302), (4151, 7220), (5054, 5930)]