22557940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 54432000

約数和(自身を除く): 31874060

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 29, 38, 46, 58, 76, 89, 92, 95, 115, 116, 145, 178, 190, 230, 290, 356, 380, 437, 445, 460, 551, 580, 667, 874, 890, 1102, 1334, 1691, 1748, 1780, 2047, 2185, 2204, 2581, 2668, 2755, 3335, 3382, 4094, 4370, 5162, 5510, 6670, 6764, 8188, 8455, 8740, 10235, 10324, 11020, 12673, 12905, 13340, 16910, 20470, 25346, 25810, 33820, 38893, 40940, 49039, 50692, 51620, 59363, 63365, 77786, 98078, 118726, 126730, 155572, 194465, 196156, 237452, 245195, 253460, 296815, 388930, 490390, 593630, 777860, 980780, 1127897, 1187260, 2255794, 4511588, 5639485, 11278970, 22557940]

約数ペア:

[(1, 22557940), (2, 11278970), (4, 5639485), (5, 4511588), (10, 2255794), (19, 1187260), (20, 1127897), (23, 980780), (29, 777860), (38, 593630), (46, 490390), (58, 388930), (76, 296815), (89, 253460), (92, 245195), (95, 237452), (115, 196156), (116, 194465), (145, 155572), (178, 126730), (190, 118726), (230, 98078), (290, 77786), (356, 63365), (380, 59363), (437, 51620), (445, 50692), (460, 49039), (551, 40940), (580, 38893), (667, 33820), (874, 25810), (890, 25346), (1102, 20470), (1334, 16910), (1691, 13340), (1748, 12905), (1780, 12673), (2047, 11020), (2185, 10324), (2204, 10235), (2581, 8740), (2668, 8455), (2755, 8188), (3335, 6764), (3382, 6670), (4094, 5510), (4370, 5162)]