28508940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3863}}^1$

素因数の和:3919

約数の個数: 72

約数和(自身を含む): 88609248

約数和(自身を除く): 60100308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 3863, 7380, 7726, 11589, 15452, 19315, 23178, 34767, 38630, 46356, 57945, 69534, 77260, 115890, 139068, 158383, 173835, 231780, 316766, 347670, 475149, 633532, 695340, 791915, 950298, 1425447, 1583830, 1900596, 2375745, 2850894, 3167660, 4751490, 5701788, 7127235, 9502980, 14254470, 28508940]

約数ペア:

[(1, 28508940), (2, 14254470), (3, 9502980), (4, 7127235), (5, 5701788), (6, 4751490), (9, 3167660), (10, 2850894), (12, 2375745), (15, 1900596), (18, 1583830), (20, 1425447), (30, 950298), (36, 791915), (41, 695340), (45, 633532), (60, 475149), (82, 347670), (90, 316766), (123, 231780), (164, 173835), (180, 158383), (205, 139068), (246, 115890), (369, 77260), (410, 69534), (492, 57945), (615, 46356), (738, 38630), (820, 34767), (1230, 23178), (1476, 19315), (1845, 15452), (2460, 11589), (3690, 7726), (3863, 7380)]